diff --git a/docker/Dockerfile b/docker/Dockerfile
index 1a09fdcc2fc9f502555729672b6f751c034fc7b6..0b1b2cf395fe0aa8bbcd210e0d59335cf6ec7382 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,6 +1,6 @@
 FROM python:3.11-slim-bullseye
 WORKDIR /book
-RUN apt-get update && apt-get -y install git
+RUN apt-get update && apt-get -y install git gcc
 COPY requirements.txt requirements.txt
 RUN pip install -r requirements.txt
 ENTRYPOINT ["./build-book.sh"]